说明：  本模拟是采用分步傅里叶的解程数值求解薛定谔方程。程序是主极大啁啾脉冲，该方程是激光器在光纤中传输的过程。
(In this simulation, the Schrodinger equation is solved by the step-by-step Fourier method. The program is the main chirped pulse. The equation is the process of laser transmission in the fiber.)